Home / 87,523.47-120,528.27-76,033.17

Finding the Fourth Proportional to 87,523.47, 120,528.27 and 76,033.17

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Solution

The fourth proportional to 87,523.47, 120,528.27 and 76,033.17 is: 104,705.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,523.47 : 120,528.27 = 76,033.17 : x
  2. Step 2: Convert to fraction form
    87,523.47/120,528.27 = 76,033.17/x
  3. Step 3: Cross multiply
    87,523.47x = 120,528.27 × 76,033.17
  4. Step 4: Simplify right side
    87,523.47x = 9,164,146,442.72
  5. Step 5: Solve for x
    x = 9,164,146,442.72/87,523.47
  6. Step 6: Final answer
    x = 104,705.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.